| 发明名称 |
Liquid crystal compounds. |
| 摘要 |
<p>Antiferroelectric liquid crystal compounds are provided which have the formula <CHEM> wherein R1 represents an alkyl group having 5 - 18 carbon atoms, R2 represents an alkyl group having 6 - 16 carbon atoms, X represents a group <CHEM> Y represents a group <CHEM> A represents a group <CHEM> <IMAGE></p> |
| 申请公布号 |
EP0465344(A1) |
申请公布日期 |
1992.01.08 |
| 申请号 |
EP19910401807 |
申请日期 |
1991.07.02 |
| 申请人 |
SHOWA SHELL SEKIYU KABUSHIKI KAISHA |
发明人 |
AIHARA, YOSHIHIKO;ISOZAKI, TADAAKI;OOIDE, TORU;YAMAKAWA, NORIKO |
| 分类号 |
C07C69/773;C07C69/90;C07C69/92;C07C69/94;C09K19/02;C09K19/32;G02F1/13 |
主分类号 |
C07C69/773 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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